@baseWidth: 720;
.px2rem(@atr,@px,@base-width:0) when( @base-width > 0){
	@{atr}: unit(@px*10/@base-width , rem);
}

.px2rem(@atr,@px,@base-width:0) when( @base-width = 0){
	@{atr}: unit(@px*10/@baseWidth , rem);
}

.chart{
}

.extra{
    display: flex;
    .px2rem(padding, 30);
    .px2rem(padding-bottom, 0);
    >span{
        color: #4d4d4d;
        flex: 1;
        text-align: center;
        .px2rem(font-size, 18);
        b{
            font-weight: normal;
            color: #188fff;
        }
        &.bottom{
            text-align: center;
            b{
                .px2rem(font-size, 32);
                display: block;
            }
        }
    }
}